package org.zcl.抽象类和接口;

/**
 * @Package org.zcl.抽象类和接口
 * @PROJECT_NAME: question
 * @DESCRIPTION:
 * @USER: zhuchenglin
 * @DATE: 2021/12/9 16:34
 */
public class B implements A {
    @Override
    public String getDate() throws NullPointerException {
        return "111";
    }

    public static void main(String[] args) {
        B b = new B();
        System.out.println(b.getDate());
    }
}
